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‎qiskit_ibm_runtime/fake_provider/backends/__init__.py‎

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@@ -74,6 +74,4 @@
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from .valencia import FakeValenciaV2
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from .vigo import FakeVigoV2
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from .washington import FakeWashingtonV2
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from .yorktown import FakeYorktownV2
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from .midcircuit import FakeMidcircuit
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from .yorktown import FakeYorktownV2

‎qiskit_ibm_runtime/utils/backend_converter.py‎

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@@ -37,18 +37,11 @@
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from qiskit_ibm_runtime.models import BackendConfiguration, BackendProperties
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from qiskit_ibm_runtime.models.exceptions import BackendPropertyError
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from qiskit_ibm_runtime.circuit import MidCircuitMeasure
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from qiskit_ibm_runtime.utils.utils import is_fractional_gate
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logger = logging.getLogger(__name__)
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# Supported additional instructions (non-standard in qiskit but implemented in qiskit-ibm-runtime).
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# These are grouped by categories (measure, reset...).
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# If a corresponding gate constructor doesn't exist in qiskit-ibm-runtime,
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# the category isn't supported.
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ADDITIONAL_INSTR_MAPPING = {"measure": MidCircuitMeasure}
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def convert_to_target( # type: ignore[no-untyped-def]
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configuration: BackendConfiguration,
@@ -180,9 +173,9 @@ def convert_to_target( # type: ignore[no-untyped-def]
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name = signature.get("name")
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num_qubits = signature.get("num_qubits")
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num_clbits = signature.get("num_clbits")
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num_params = signature.get("num_params")
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param_names = signature.get("parameters")
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# Add generic parameter name
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params = [Parameter("x_" + str(i)) for i in range(num_params)]
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params = [Parameter(name) for name in param_names]
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instruction = Instruction(
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name=name, num_qubits=num_qubits, num_clbits=num_clbits, params=params

‎test/unit/mock/fake_backends/__init__.py‎

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@@ -0,0 +1,16 @@
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# This code is part of Qiskit.
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#
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# (C) Copyright IBM 2019, 2023.
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#
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# This code is licensed under the Apache License, Version 2.0. You may
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# obtain a copy of this license in the LICENSE.txt file in the root directory
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# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
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#
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# Any modifications or derivative works of this code must retain this
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# copyright notice, and modified files need to carry a notice indicating
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# that they have been altered from the originals.
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"""Fake backends for testing"""
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from .midcircuit import FakeMidcircuit

‎test/unit/mock/fake_backends/midcircuit/__init__.py‎

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@@ -0,0 +1,15 @@
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# This code is part of Qiskit.
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#
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# (C) Copyright IBM 2019, 2023.
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#
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# This code is licensed under the Apache License, Version 2.0. You may
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# obtain a copy of this license in the LICENSE.txt file in the root directory
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# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
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#
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# Any modifications or derivative works of this code must retain this
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# copyright notice, and modified files need to carry a notice indicating
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# that they have been altered from the originals.
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"""Mock melbourne backend"""
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from .fake_midcircuit import FakeMidcircuit

‎test/unit/mock/fake_backends/midcircuit/conf_midcircuit.json‎

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{"backend_name": "ibm_midcircuit",
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"backend_version": "0.0.0",
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"n_qubits": 5,
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"basis_gates": ["id", "rz", "sx", "x", "cx"],
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"gates": [
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{"name": "id", "parameters": [], "qasm_def": "gate id q { U(0, 0, 0) q; }", "coupling_map": [[0], [1], [2], [3], [4]]},
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{"name": "rz", "parameters": ["theta"], "qasm_def": "gate rz(theta) q { U(0, 0, theta) q; }", "coupling_map": [[0], [1], [2], [3], [4]]},
8+
{"name": "sx", "parameters": [], "qasm_def": "gate sx q { U(pi/2, 3*pi/2, pi/2) q; }", "coupling_map": [[0], [1], [2], [3], [4]]},
9+
{"name": "x", "parameters": [], "qasm_def": "gate x q { U(pi, 0, pi) q; }", "coupling_map": [[0], [1], [2], [3], [4]]},
10+
{"name": "cx", "parameters": [], "qasm_def": "gate cx q0, q1 { CX q0, q1; }", "coupling_map": [[0, 1], [1, 0], [1, 2], [1, 3], [2, 1], [3, 1], [3, 4], [4, 3]]}
11+
],
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"local": false,
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"simulator": false,
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"conditional": false,
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"open_pulse": false,
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"memory": true,
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"max_shots": 8192,
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"coupling_map": [[0, 1], [1, 0], [1, 2], [1, 3], [2, 1], [3, 1], [3, 4], [4, 3]],
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"dynamic_reprate_enabled": true,
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"supported_instructions": ["delay","reset", "measure", "id", "rz", "sx", "x", "cx", "measure_2", "reset_2", "reset_3", "alternative_rx"],
21+
"instruction_signatures": [
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{
23+
"name": "measure_2",
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"num_qubits": 1,
25+
"num_clbits": 1,
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"parameters": [],
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"return_type" : "Bool"
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},
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{
30+
"name": "reset_2",
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"num_qubits": 1,
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"num_clbits": 1,
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"parameters": [],
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"return_type" : "Bool"
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},
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{
37+
"name": "reset_3",
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"num_qubits": 1,
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"num_clbits": 0,
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"parameters": [],
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"return_type" : "None"
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},
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{
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"name": "alternative_rx",
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"num_qubits": 1,
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"num_clbits": 0,
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"parameters": ["theta"],
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"return_type" : "None"
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}
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],
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"rep_delay_range": [0.0, 500.0],
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"default_rep_delay": 250.0,
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"max_experiments": 75,
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"sample_name": "Giraffe",
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"n_registers": 1,
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"credits_required": true,
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"online_date": "2019-07-03T04:00:00+00:00",
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"description": "5 qubit device for FakeMidcircuit",
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"dt": 0.2222222222222222,
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"dtm": 0.2222222222222222,
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"allow_q_object": true,
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"meas_map": [[0, 1, 2, 3, 4]],
63+
"multi_meas_enabled": false,
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"quantum_volume": 16,
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"url": "None",
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"allow_object_storage": true}

‎test/unit/mock/fake_backends/midcircuit/fake_midcircuit.py‎

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# This code is part of Qiskit.
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#
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# (C) Copyright IBM 2019, 2023.
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#
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# This code is licensed under the Apache License, Version 2.0. You may
6+
# obtain a copy of this license in the LICENSE.txt file in the root directory
7+
# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
8+
#
9+
# Any modifications or derivative works of this code must retain this
10+
# copyright notice, and modified files need to carry a notice indicating
11+
# that they have been altered from the originals.
12+
13+
"""
14+
Fake Midcircuit device (5 qubit).
15+
"""
16+
17+
import os
18+
from qiskit_ibm_runtime.fake_provider import fake_backend
19+
20+
21+
class FakeMidcircuit(fake_backend.FakeBackendV2):
22+
"""A fake 5 qubit backend.
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.. code-block:: text
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0 ↔ 1 ↔ 3 ↔ 4
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↕
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2
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"""
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31+
dirname = os.path.dirname(__file__) # type: ignore
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conf_filename = "conf_midcircuit.json" # type: ignore
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props_filename = "props_midcircuit.json" # type: ignore
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backend_name = "fake_midcircuit" # type: ignore

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